Modular keyboard



FIG. 1 is an elevated right side perspective view showing the modular keyboard with an integral scanner module on the right side and an integral magnetic card stripe reader on the left side;

FIG. 2 is a top plan view thereof the bottom portion of the keyboard is not part of the claimed design;

FIG. 3 is a left side elevational view thereof;

FIG. 4 is a right side elevational view thereof;

FIG. 5 is a front elevational view thereof; and,

FIG. 6 is a rear elevational view thereof.

The keypads, lock console, the connector ports and the jacks are shown in broken lines and are not part of the claimed design further the integral scanner module and the integral magnetic card stripe reader can be reversed so that the integral scanner appears on the left and the integral magnetic card stripe reader appears on the right side of the keyboard. 

The ornamental design for a modular keyboard, as shown and described. 